<template>
  <div id="app">
    <div class="appHeader">
      <mt-header title="H5项目" fixed>
        <span  slot="left" @click="goBack">
          <mt-button icon="back" v-show="returnBtn">返回</mt-button>
        </span>
        <mt-button icon="more" slot="right"></mt-button>
      </mt-header>
      <!---->
      <transition>
      <router-view></router-view>
      </transition>
      <!--tabbar-->
      <nav class="mui-bar mui-bar-tab">
      <router-link class="mui-tabItem" to="/home">
        <span class="mui-icon mui-icon-home"></span>
        <span class="mui-tab-label">首页</span>
      </router-link>
      <router-link class="mui-tabItem" to="/member">
        <span class="mui-icon mui-icon-contact"></span>
        <span class="mui-tab-label">会员</span>
      </router-link>
      <router-link class="mui-tabItem" to="/shopcart">
        <span class="mui-icon mui-icon-extra mui-icon-extra-cart">
          <span class="mui-badge" id="badge">{{this.totalCount}}</span>
        </span>
        <span class="mui-tab-label">购物车</span>
      </router-link>
      <router-link class="mui-tabItem" to="/search">
        <span class="mui-icon mui-icon-gear"></span>
        <span class="mui-tab-label">搜索</span>
      </router-link>
    </nav>
    </div>
    
  </div>
</template>

<script>
import {mapState,mapMutations,mapGetters} from 'vuex'
export default {
  data(){
    return {
      name: 'App',
      returnBtn:true
    }
  },
  methods:{
    goBack(){
      this.$router.go(-1)
    }
  },
   computed:{
      ...mapState(["count"]),
      ...mapGetters(["totalCount"])
    },
  watch:{
    '$route.path':function(newVal,oldVal){
      if(newVal==='/home'){
        this.returnBtn=false
      }else{
        this.returnBtn=true
      }
    }
  },
  created(){
  console.log('this.$route.path',this.$router,this.$route)
    if(this.$route.path==='/home'){
      this.returnBtn=false
    }else{
        this.returnBtn=true
      }
  }
}

</script>

<style scoped>
#app {
  /*font-family: 'Avenir', Helvetica, Arial, sans-serif;
  text-align: center;
  
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  color: #2c3e50;*/
  margin-top: 40px;
}
.appHeader{
  overflow:hidden;
  h1{
    margin-top: 0px!important;
    margin-bottom:0px!important;
    }

}
.mint-header {
  line-height: 41px;
  z-index:99;
}
.v-enter{
  opacity:0;
  transform:translateX(100%);
}
.v-leave-to{
  opacity:0;
  transform:translateX(-100%);
  position:absolute;
}
.v-enter-active,
.v-leave-active{
  transition:all 0.4s ease;
}
.mui-bar-tab{
  touch-action:pan-x;
}
.mui-bar-tab .mui-tabItem.mui-active {
    color: #007aff;
}
.mui-bar-tab .mui-tabItem {
    display: table-cell;
    overflow: hidden;
    width: 1%;
    height: 50px;
    text-align: center;
    vertical-align: middle;
    white-space: nowrap;
    text-overflow: ellipsis;
    color: #929292;
}
.mui-bar-tab .mui-tabItem .mui-icon {
    top: 3px;
    width: 24px;
    height: 24px;
    padding-top: 0;
    padding-bottom: 0;
}
.mui-bar-tab .mui-tabItem .mui-icon~.mui-tab-label {
    font-size: 11px;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
}
</style>
